OpenTechnical

OT-2026-000049015

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000049015) never changes.

Identity and time

Publication numberOT-2026-000049015 · never reused
Internal UUID01a0ae81-134c-79d5-984a-87b138c9cdcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049015
StatusPUBLIC

Content hashes

Canonical text276a5d26827cf0ebe9b88c280b76b8583b47cadc50f38977471860392d19784d
Markdown96d4b55e17b15e8d45bccc62be69f14454ee3302f7579f04aff06204bcb805d4
PDF
Publication page9960b53cbabbe011d54cde3601cfea9cc9859e8e6efeb700190c1334d7030718
Manifest66a4fa59c4d51ee8fb70789c17e5114a7ea6735c970b9ee98714d2a315184687

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturenrYrvAMbeqk4Btez1kTB8CWskksZmzVrCMmhFH97SlXPtt9DHz+0gOlONYqW4QfkKdRJC1B8+1eNQmItw5T9Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:03:13.863476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049015
observed 9960b53cbabbe011d54cde3601cfea9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:13.843670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049015/manifest.json
observed 66a4fa59c4d51ee8fb70789c17e5114a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:13.825445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049015/publication.md
observed 96d4b55e17b15e8d45bccc62be69f144...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:13.777545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049015/publication.txt
observed 276a5d26827cf0ebe9b88c280b76b858...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.